2019490851

素因数分解:

$3^1\times 7^2\times {\mathrm{109}}^1\times {\mathrm{126037}}^1$

素因数の和:126163

約数の個数: 24

約数和(自身を含む): 3161033040

約数和(自身を除く): 1141542189

約数列:

[1, 3, 7, 21, 49, 109, 147, 327, 763, 2289, 5341, 16023, 126037, 378111, 882259, 2646777, 6175813, 13738033, 18527439, 41214099, 96166231, 288498693, 673163617, 2019490851]

約数ペア:

[(1, 2019490851), (3, 673163617), (7, 288498693), (21, 96166231), (49, 41214099), (109, 18527439), (147, 13738033), (327, 6175813), (763, 2646777), (2289, 882259), (5341, 378111), (16023, 126037)]